Worldwide populations of mammals, birds, fish, amphibians and reptiles have plunged by almost 60 percent since 1970 as human activities overwhelm the environment, the WWF conservation group said ...

WWF tracked global changes in the abundance of wildlife across land, air and water of nearly 32,000 populations of 5,230 vertebrate species between 1970 and 2018.

WWF tracked global changes in the abundance of wildlife across land, air and water of nearly 32,000 populations of 5,230 vertebrate species between 1970 and 2018. It used a dataset known as the ...

WWF tracked global changes in the abundance of wildlife across land, air and water of nearly 32,000 populations of 5,230 vertebrate species between 1970 and 2018.